update

cmake/myx/lib/doc/Doxygen.cmake

@@ -0,0 +1,73 @@
+include_guard(GLOBAL)
+
+if(${CMAKE_VERSION} VERSION_LESS "3.17.0")
+  set(MYX_CMAKE_LIB_DOC_DIR_BACKPORT "${CMAKE_CURRENT_LIST_DIR}")
+endif()
+
+function(myx_doc_doxygen NAME)
+  if(${CMAKE_VERSION} VERSION_LESS "3.17.0")
+    set(CMAKE_CURRENT_FUNCTION_LIST_DIR ${MYX_CMAKE_LIB_DOC_DIR_BACKPORT})
+  endif()
+
+  find_package(Doxygen)
+  if(DOXYGEN_FOUND)
+    set(DOXYGEN_FOUND ON CACHE STRING "Doxygen documentation generator enabled" FORCE)
+    set(DOXYGEN_EXECUTABLE "${DOXYGEN_EXECUTABLE}" CACHE STRING "Path to Doxygen executable")
+  else()
+    set(DOXYGEN_FOUND OFF CACHE STRING "Doxygen documentation generator disabled" FORCE)
+  endif()
+
+  set(target "myx-doc-doxygen-${NAME}")
+  if(NOT DOXYGEN_FOUND)
+    add_custom_target(${target} VERBATIM COMMENT "Doxygen is not found. Skipping target ${target} build")
+    return()
+  endif()
+
+  if(TARGET ${target})
+    myx_message_warning("Target ${target} already defined")
+    return()
+  endif()
+
+  set(options)
+  set(oneValueArgs HTML LATEX XML LANGUAGE DOXYFILE_TEMPLATE)
+  set(multiValueArgs)
+
+  cmake_parse_arguments(ARG "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})
+
+  if(NOT ARG_HTML)
+    set(ARG_HTML NO)
+  endif()
+  if(NOT ARG_LATEX)
+    set(ARG_LATEX NO)
+  endif()
+  if(NOT ARG_XML)
+    set(ARG_XML YES)
+  endif()
+  if(NOT ARG_LANGUAGE)
+    set(ARG_LANGUAGE "Russian")
+  endif()
+  if(NOT ARG_DOXYFILE_TEMPLATE OR NOT EXISTS "${ARG_DOXYFILE_TEMPLATE}")
+    set(ARG_DOXYFILE_TEMPLATE "${CMAKE_CURRENT_FUNCTION_LIST_DIR}/Doxyfile.in")
+  endif()
+  if(NOT DOXYGEN_PROJECT_NAME)
+    set(DOXYGEN_PROJECT_NAME ${PROJECT_NAME})
+  endif()
+
+  set(work_dir ${PROJECT_BINARY_DIR}/doc/doxygen)
+  configure_file(${ARG_DOXYFILE_TEMPLATE} ${work_dir}/Doxyfile @ONLY)
+
+  add_custom_target(${target}
+    VERBATIM
+    WORKING_DIRECTORY ${work_dir}
+    COMMAND ${DOXYGEN_EXECUTABLE} ${work_dir}/Doxyfile
+    COMMENT "Generating API documentation with Doxygen")
+  if(ARG_HTML)
+    install(DIRECTORY ${CMAKE_BINARY_DIR}/doc/doxygen/html/
+            COMPONENT doc OPTIONAL
+            DESTINATION ${CMAKE_INSTALL_DATADIR}/doc/doxygen)
+  endif()
+  if(NOT TARGET myx-doc-doxygen)
+    add_custom_target(myx-doc-doxygen)
+  endif()
+  add_dependencies(myx-doc-doxygen ${target})
+endfunction()